How do you solve the printer DCP 165C problem cannot detect black ink reinstall slowly?

To resolve the "cannot detect black ink" issue on a DCP 165C printer, first, ensure the ink cartridge is properly installed. Remove the cartridge and gently clean the golden contacts with a lint-free cloth. Reinsert the cartridge slowly, making sure it clicks into place securely. If the problem persists, try replacing the cartridge with a new one, as it may be defective.